Planetary mixer



FIG. 1 is a top perspective view of a planetary mixer showing my newornamental design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side view of FIG. 2 thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken line showing in FIGS. 1–7 is included for the purpose ofillustrating environmental structure and forms no part of the claimeddesign.

The ornamental design for a planetary mixer, as shown and described.